MCP · エラーと直し方

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公式 MCP のエラーと直し方(公式 GitHub issue から)

各ページは、提供元自身の GitHub リポジトリから直し方を 1 つずつ写しています(マージされた PR で閉じた、またはメンテナか報告者本人が直ったと確認した issue)。全件を人が確認して承認しました。KanseiLink は直し方を自分で再現していません。当てる前に issue を読んでください。

サービスエラー直し方issue
BacklogUnexpected error (HTTP 500) while accessing0.20.0 で解消#222
BacklogMCP error -32602: Input validation error: Invalid arguments for tool add_issue0.11.1 で解消#118
Backlogsh: backlog-mcp-server: command not found0.8.1 で解消#71
freee401 company_not_found回避策#479
freeeCouldn't reach the MCP server. You can check the server URL and verify the server is…回避策#439
freee401 Unauthorized回避策#471
freeeMCP error -32602: Input validation error: Invalid arguments for tool freee_api_put: [v0.26.4 で解消#410
freeeStarting OAuth flow...回避策#329
GitHubFailed to start MCP client for remote server gh-copilot_spaces: Error: Error POSTing to…回避策#1250
GitHubOAuth flow doesn't just work with my agent (moo) for lack of OASM回避策#2901
GitHubVisit https://github.com/login/device and enter the code XXXX-XXXX to authorize the…回避策#2812
GitHubPOST https://api.github.com/repos/{owner}/{repo}/issues/{issue_number}/comments: 403 Must…解消済み#1314
GitHubGitHub MCP の lockdown mode(プロンプト注入の対策・issue #844)回避策#844
GitHubhow can we enable using mcp server in github copilot for jet brains?回避策#1687
GitHub--read-only flag fails to restrict write tools when using the new http command回避策#2156
GitHubGithub MCP Server Not Exposing Full Toolset (Missing Actions, Workflows, and Run Status…回避策#2289
GitHubThe listed users and repositories cannot be searched either because the resources do not…回避策#2206
GitHubIncompatible auth server: does not support dynamic client registration回避策#1663
GitHubMCP error -32603: Not Found: Resource not found: Not Found回避策#153
GitHubInvalid schema for function 'get_me': In context=(), object schema missing properties.v0.24.1 で解消#1548
GitHubError sending message to https://api.githubcopilot.com/mcp/: TypeError: fetch failed回避策#1460
GitHubTool 'get_me' not found回避策#275
GitHubget_copilot_space and list_copilot_spaces are not appearing anymore in the github MCP…回避策#1241
GitHubdocker: Error response from daemon: Head…回避策#192
kintoneThe default validator supports JSON Schema 2020-12 only; pass a pre-configured Ajv…v1.9.2 で解消#544
NotionBug: `replace_content` and `replace_content_range` trash child pages and databases解消済み#171
Notionenv: node: No such file or directory回避策#47
Notion{"error":"invalid_token","error_description":"Invalid token format"}回避策#106
NotionAPI token is invalid.1.9.0 で解消#109

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